Why is respect important in a relationship?
What is the importance of respect in a relationship?

Please tell me if those questions are the same.
A: yes

If I have 24 hours to live, what should I do?
What would you do if you were having 24 hours to live?

Please tell me if those questions are the same.
A: yes

"How do you correctly use 'who' and 'whom'?"
"How do you use 'who' and 'whom'?"

Please tell me if those questions are the same.
A:
yes